US5149960B1 - Method of converting scanner signals into colorimetric signals - Google Patents

Method of converting scanner signals into colorimetric signals Download PDF

Info

Publication number
US5149960B1
US5149960B1 US72565791A US5149960B1 US 5149960 B1 US5149960 B1 US 5149960B1 US 72565791 A US72565791 A US 72565791A US 5149960 B1 US5149960 B1 US 5149960B1
Authority
US
United States
Prior art keywords
signals
colorimetric
converting
converting scanner
scanner
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
Inventor
Bruce Dunne
Jr Thomas G Stockham
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RR Donnelley and Sons Co
Original Assignee
RR Donnelley and Sons Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by RR Donnelley and Sons Co filed Critical RR Donnelley and Sons Co
Priority to US07725657 priority Critical patent/US5149960B1/en
Assigned to R.R. DONNELLEY & SONS COMPANY, A CORP. OF DE reassignment R.R. DONNELLEY & SONS COMPANY, A CORP. OF DE ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: DUNNE, BRUCE
Priority to GB9213019A priority patent/GB2257511B/en
Priority to IL102263A priority patent/IL102263A0/en
Priority to DE4220954A priority patent/DE4220954A1/en
Priority to JP4195858A priority patent/JPH05231942A/en
Application granted granted Critical
Publication of US5149960A publication Critical patent/US5149960A/en
Publication of US5149960B1 publication Critical patent/US5149960B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/463—Colour matching
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/465—Measurement of colour; Colour measuring devices, e.g. colorimeters taking into account the colour perception of the eye; using tristimulus detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6016—Conversion to subtractive colour signals
US07725657 1991-07-03 1991-07-03 Method of converting scanner signals into colorimetric signals Expired - Fee Related US5149960B1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US07725657 US5149960B1 (en) 1991-07-03 1991-07-03 Method of converting scanner signals into colorimetric signals
GB9213019A GB2257511B (en) 1991-07-03 1992-06-19 Method for converting scanner signals into colorimetric signals
IL102263A IL102263A0 (en) 1991-07-03 1992-06-19 Method of converting scanner signals into colorimetric signals
DE4220954A DE4220954A1 (en) 1991-07-03 1992-06-26 METHOD FOR CONVERTING SCANNER SIGNALS TO COLORIMETRIC SIGNALS
JP4195858A JPH05231942A (en) 1991-07-03 1992-07-01 Method for converting signal from scanning device into colorimetry signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07725657 US5149960B1 (en) 1991-07-03 1991-07-03 Method of converting scanner signals into colorimetric signals

Publications (2)

Publication Number Publication Date
US5149960A US5149960A (en) 1992-09-22
US5149960B1 true US5149960B1 (en) 1994-08-30

Family

ID=24915472

Family Applications (1)

Application Number Title Priority Date Filing Date
US07725657 Expired - Fee Related US5149960B1 (en) 1991-07-03 1991-07-03 Method of converting scanner signals into colorimetric signals

Country Status (5)

Country Link
US (1) US5149960B1 (en)
JP (1) JPH05231942A (en)
DE (1) DE4220954A1 (en)
GB (1) GB2257511B (en)
IL (1) IL102263A0 (en)

Cited By (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5274472A (en) * 1992-05-21 1993-12-28 Xerox Corporation High addressability image generator using pseudo interpolation of video and screen data
WO1994008274A1 (en) * 1992-10-07 1994-04-14 E.I. Du Pont De Nemours And Company Method and apparatus for converting image color values from a first to a second color space
WO1995021502A1 (en) * 1994-02-02 1995-08-10 Electronics For Imaging, Inc. Method and apparatus for converting color scanner signals into colorimetric values
US5509086A (en) * 1993-12-23 1996-04-16 International Business Machines Corporation Automatic cross color elimination
EP0744863A1 (en) * 1995-05-25 1996-11-27 Mita Industrial Co. Ltd. Color correcting device and color correcting method
EP0753725A2 (en) * 1995-07-12 1997-01-15 Minnesota Mining And Manufacturing Company System and method for color characterization and transformation
US5677967A (en) * 1993-03-10 1997-10-14 R. R. Donnelley & Sons Company Method of and apparatus for converting between a color appearance space and a colorant space
US5748176A (en) * 1995-07-20 1998-05-05 Hewlett-Packard Company Multi-variable colorimetric data access by iterative interpolation and subdivision
US5786908A (en) * 1992-01-15 1998-07-28 E. I. Du Pont De Nemours And Company Method and apparatus for converting image color values from a first to a second color space
US5878195A (en) * 1995-09-15 1999-03-02 Agfa-Gevaert N.V. Color separation method and apparatus for same
US5920831A (en) * 1995-11-08 1999-07-06 Georgia Tech Research Corporation Film digitization using dye density estimates
US5982990A (en) * 1995-07-20 1999-11-09 Hewlett-Packard Company Method and apparatus for converting color space
US6137495A (en) * 1997-07-20 2000-10-24 Hewlett-Packard Company Method for storing, accessing, transforming, and displaying multi-variable digital data
WO2001050420A1 (en) * 1999-12-30 2001-07-12 Applied Science Fiction, Inc. Method and apparatus for eliminating colour crosstalk
US6380539B1 (en) 1997-01-30 2002-04-30 Applied Science Fiction, Inc. Four color trilinear CCD scanning
US20020054292A1 (en) * 2000-08-11 2002-05-09 Orelli Adrian Von Process and apparatus for the colorimetric measurement of a two-dimensional original
US6393160B1 (en) 1998-03-13 2002-05-21 Applied Science Fiction Image defect correction in transform space
US20020106134A1 (en) * 2000-09-22 2002-08-08 Dundon Thomas A. Multiple-orientation image defect detection and correction
EP1231776A1 (en) * 1999-11-18 2002-08-14 Fujitsu Limited Color conversion table creating method, color conversion table creating device, and storage medium on which color conversion table creating program is recorded
US6437358B1 (en) 1999-02-04 2002-08-20 Applied Science Fiction, Inc. Apparatus and methods for capturing defect data
US6442301B1 (en) 1997-01-06 2002-08-27 Applied Science Fiction, Inc. Apparatus and method for defect channel nulling
US20020159165A1 (en) * 2000-09-22 2002-10-31 Ford Gordon D. Lens focusing device, system and method for use with multiple light wavelengths
US6487321B1 (en) 1999-09-16 2002-11-26 Applied Science Fiction Method and system for altering defects in a digital image
US6498867B1 (en) 1999-10-08 2002-12-24 Applied Science Fiction Inc. Method and apparatus for differential illumination image-capturing and defect handling
US20030011827A1 (en) * 1999-12-29 2003-01-16 Applied Science Fiction Distinguishing positive and negative films system and method
US6512845B1 (en) 1999-07-20 2003-01-28 Canon Kabushiki Kaisha Iterative approximation of color patch area
US20030118249A1 (en) * 2001-04-19 2003-06-26 Edgar Albert D. Method, system and software for correcting image defects
US6590679B1 (en) 1998-02-04 2003-07-08 Applied Science Fiction, Inc. Multilinear array sensor with an infrared line
US6593558B1 (en) 1996-05-10 2003-07-15 Applied Science Fiction, Inc. Luminance-priority electronic color image sensor
US6611357B2 (en) 1996-08-16 2003-08-26 Man Roland Druckmaschinen Ag Method of stipulating values for use in the control of a printing machine
US6614946B1 (en) 1999-10-08 2003-09-02 Eastman Kodak Company System and method for correcting defects in digital images through selective fill-in from surrounding areas
US6633408B1 (en) 1999-06-29 2003-10-14 Kodak Polychrome Graphics, Llc Spectral modeling of photographic printing based on dye concentration
US6650438B1 (en) 1999-12-01 2003-11-18 Sharp Laboratories Of America, Inc, Construction of a color transform to reduce effects of scanner metamerism
US6650446B1 (en) 1999-06-29 2003-11-18 Kodak Polychrome Graphics Colorimetric characterization of scanned media using spectral scanner and media models
US6654150B1 (en) 1999-06-29 2003-11-25 Kodak Polychrome Graphics Colorimetric characterization of scanned media using spectral scanner and basis spectra models
US6683995B2 (en) 1999-12-23 2004-01-27 Eastman Kodak Company Method and apparatus for correcting large defects in digital images
US6704458B2 (en) 1999-12-29 2004-03-09 Eastman Kodak Company Method and apparatus for correcting heavily damaged images
US6711302B1 (en) 1999-10-20 2004-03-23 Eastman Kodak Company Method and system for altering defects in digital image
US6720560B1 (en) 1999-12-30 2004-04-13 Eastman Kodak Company Method and apparatus for scanning images
US6862117B1 (en) 1999-12-30 2005-03-01 Eastman Kodak Company Method and apparatus for reducing the effect of bleed-through on captured images
US6924911B1 (en) 1999-10-12 2005-08-02 Eastman Kodak Company Method and system for multi-sensor signal detection
US6965692B1 (en) 1999-12-30 2005-11-15 Eastman Kodak Company Method and apparatus for improving the quality of reconstructed information
US7062077B1 (en) * 1999-10-29 2006-06-13 Helena Laboratories Corporation Scanner densitometer and data evaluation method
US20060152573A1 (en) * 2005-01-10 2006-07-13 Polaroid Corporation Method and apparatus for controlling the uniformity of print density of a thermal print head array
US8736840B1 (en) * 2010-05-23 2014-05-27 Arkady Ten Method for finding an aim position of a measuring device
WO2015065890A1 (en) * 2013-10-28 2015-05-07 Dolby Laboratories Licensing Corporation Two-dimensional color transformations for wide gamut workflows in digital cameras

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5479524A (en) * 1993-08-06 1995-12-26 Farrell; Joyce E. Method and apparatus for identifying the color of an image
DE19945963A1 (en) * 1999-09-24 2001-03-29 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Method and device for true color representation of colorimetrically measured light distributions

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3600042A (en) * 1968-12-27 1971-08-17 Bendix Corp Brake system control means
JPS5224701A (en) * 1975-08-20 1977-02-24 Dainippon Screen Mfg Method of correcting color of image signal
JPS5417787A (en) * 1977-07-11 1979-02-09 Dainippon Ink & Chemicals Method and apparatus for complete coincidence of color
CH646788A5 (en) * 1978-11-28 1984-12-14 Hell Rudolf Dr Ing Gmbh METHOD AND CIRCUIT FOR DETECTING COLORS.
JPS55142345A (en) * 1979-04-23 1980-11-06 Dainippon Screen Mfg Co Ltd Masking operation method in digital color tone control
US4477833A (en) * 1981-08-12 1984-10-16 R. R. Donnelley & Sons Company Method of color conversion with improved interpolation
US4500919A (en) * 1982-05-04 1985-02-19 Massachusetts Institute Of Technology Color reproduction system
US4481532A (en) * 1982-06-28 1984-11-06 R. R. Donnelley & Sons Company Method of determining and storing color printing information
JPS5952968A (en) * 1982-09-20 1984-03-27 Sony Corp Device for printing colored document and picture
US4701790A (en) * 1984-06-13 1987-10-20 Dainippon Screen Manufacturing Co., Ltd. Method and apparatus for color separation in an image reproduction scanner
DD231866A1 (en) * 1984-08-07 1986-01-08 Robotron Bueromasch METHOD FOR CORRECTING THE COLOR INPUT SIGNAL IN MULTICOLOR PRINTING
US4648051A (en) * 1984-10-15 1987-03-03 The Board Of Trustees Of The Leland Stanford Junior University Color imaging process
US4819193A (en) * 1984-11-19 1989-04-04 Ricoh Company, Ltd. Gradation processing method for color images
FR2577670B1 (en) * 1985-02-15 1987-10-16 Guillemin Jean Pierre METHOD AND APPARATUS FOR COUNTERTYPING A TINT FROM A COLLECTION OF BASE COLORS
IT1183816B (en) * 1985-05-03 1987-10-22 Olivetti & Co Spa DIGITAL READING DEVICE OF DOCUMENTS FOR TRANSMISSION EQUIPMENT AND OR REPRODUCTION OF IMAGES WITH COMPENSATION IN AMPLITUDE OF READING SIGNALS
GB8514608D0 (en) * 1985-06-10 1985-07-10 Crosfield Electronics Ltd Colour modification in image reproduction systems
JPS628193A (en) * 1985-07-04 1987-01-16 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション Color image display system
US4884221A (en) * 1986-04-14 1989-11-28 Minolta Camera Kabushiki Kaisha Color measuring apparatus
DE3626423A1 (en) * 1986-08-05 1988-02-11 Deutsche Forsch Druck Reprod METHOD AND DEVICE FOR INFLUENCING THE COLOR APPEARANCE OF A COLOR AREA IN A PRINTING PROCESS
JP2632817B2 (en) * 1986-10-30 1997-07-23 キヤノン株式会社 Colorimetric circuit
US4860059A (en) * 1987-02-20 1989-08-22 Fuji Photo Film Co., Ltd. Method of setting color copying conditions
FR2623905B1 (en) * 1987-11-30 1992-02-14 David Michel APPARATUS FOR DETERMINING PAINT FORMULATION FOR BODY REPAIR
JP2647398B2 (en) * 1987-12-09 1997-08-27 キヤノン株式会社 Image signal processing device
EP0331629B1 (en) * 1988-02-02 1992-01-08 GRETAG Aktiengesellschaft Hand-held device for measuring photometric data
US4916531A (en) * 1988-03-23 1990-04-10 Data Translation, Inc. Color video processing circuitry
US5003500A (en) * 1988-09-05 1991-03-26 Ciba-Geigy Corporation Process and apparatus for the preparation of color formulations utilizing polarized light in spectrophotometry
US4992963A (en) * 1988-12-02 1991-02-12 Simon Fraser University Method and apparatus for determining ambient light and surface reflectance
US4941039A (en) * 1989-04-04 1990-07-10 Eastman Kodak Company Color image reproduction apparatus having a least squares look-up table augmented by smoothing
DE59003421D1 (en) * 1989-07-14 1993-12-16 Gretag Ag Method for determining the color difference between two grid fields printed with the aid of a printing machine, and method for color control or color regulation of the printing of a printing machine.
JPH0698880B2 (en) * 1990-02-27 1994-12-07 鐘紡株式会社 Computer color matching method

Cited By (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5786908A (en) * 1992-01-15 1998-07-28 E. I. Du Pont De Nemours And Company Method and apparatus for converting image color values from a first to a second color space
US5274472A (en) * 1992-05-21 1993-12-28 Xerox Corporation High addressability image generator using pseudo interpolation of video and screen data
WO1994008274A1 (en) * 1992-10-07 1994-04-14 E.I. Du Pont De Nemours And Company Method and apparatus for converting image color values from a first to a second color space
US5677967A (en) * 1993-03-10 1997-10-14 R. R. Donnelley & Sons Company Method of and apparatus for converting between a color appearance space and a colorant space
US5509086A (en) * 1993-12-23 1996-04-16 International Business Machines Corporation Automatic cross color elimination
US5543940A (en) * 1994-02-02 1996-08-06 Electronics For Imaging Method and apparatus for converting color scanner signals into colorimetric values
WO1995021502A1 (en) * 1994-02-02 1995-08-10 Electronics For Imaging, Inc. Method and apparatus for converting color scanner signals into colorimetric values
EP0744863A1 (en) * 1995-05-25 1996-11-27 Mita Industrial Co. Ltd. Color correcting device and color correcting method
US5790261A (en) * 1995-05-25 1998-08-04 Mita Industrial Co., Ltd. Color correction device to correct errors in input and output portions of an image developing device and method thereof
EP0753725A2 (en) * 1995-07-12 1997-01-15 Minnesota Mining And Manufacturing Company System and method for color characterization and transformation
EP0753725A3 (en) * 1995-07-12 1997-04-02 Minnesota Mining & Mfg System and method for color characterization and transformation
US5754448A (en) * 1995-07-12 1998-05-19 Minnesota Mining And Manufacturing Company System and method for color characterization and transformation
US5748176A (en) * 1995-07-20 1998-05-05 Hewlett-Packard Company Multi-variable colorimetric data access by iterative interpolation and subdivision
US5982990A (en) * 1995-07-20 1999-11-09 Hewlett-Packard Company Method and apparatus for converting color space
US5878195A (en) * 1995-09-15 1999-03-02 Agfa-Gevaert N.V. Color separation method and apparatus for same
US5920831A (en) * 1995-11-08 1999-07-06 Georgia Tech Research Corporation Film digitization using dye density estimates
US6593558B1 (en) 1996-05-10 2003-07-15 Applied Science Fiction, Inc. Luminance-priority electronic color image sensor
US6611357B2 (en) 1996-08-16 2003-08-26 Man Roland Druckmaschinen Ag Method of stipulating values for use in the control of a printing machine
US6442301B1 (en) 1997-01-06 2002-08-27 Applied Science Fiction, Inc. Apparatus and method for defect channel nulling
US6380539B1 (en) 1997-01-30 2002-04-30 Applied Science Fiction, Inc. Four color trilinear CCD scanning
US6137495A (en) * 1997-07-20 2000-10-24 Hewlett-Packard Company Method for storing, accessing, transforming, and displaying multi-variable digital data
US6590679B1 (en) 1998-02-04 2003-07-08 Applied Science Fiction, Inc. Multilinear array sensor with an infrared line
US6393160B1 (en) 1998-03-13 2002-05-21 Applied Science Fiction Image defect correction in transform space
US6437358B1 (en) 1999-02-04 2002-08-20 Applied Science Fiction, Inc. Apparatus and methods for capturing defect data
US6633408B1 (en) 1999-06-29 2003-10-14 Kodak Polychrome Graphics, Llc Spectral modeling of photographic printing based on dye concentration
US6650446B1 (en) 1999-06-29 2003-11-18 Kodak Polychrome Graphics Colorimetric characterization of scanned media using spectral scanner and media models
US6654150B1 (en) 1999-06-29 2003-11-25 Kodak Polychrome Graphics Colorimetric characterization of scanned media using spectral scanner and basis spectra models
US6512845B1 (en) 1999-07-20 2003-01-28 Canon Kabushiki Kaisha Iterative approximation of color patch area
US6487321B1 (en) 1999-09-16 2002-11-26 Applied Science Fiction Method and system for altering defects in a digital image
US6650789B2 (en) 1999-09-16 2003-11-18 Eastman Kodak Company Method and system for altering defects in a digital image
US6498867B1 (en) 1999-10-08 2002-12-24 Applied Science Fiction Inc. Method and apparatus for differential illumination image-capturing and defect handling
US6614946B1 (en) 1999-10-08 2003-09-02 Eastman Kodak Company System and method for correcting defects in digital images through selective fill-in from surrounding areas
US6924911B1 (en) 1999-10-12 2005-08-02 Eastman Kodak Company Method and system for multi-sensor signal detection
US6711302B1 (en) 1999-10-20 2004-03-23 Eastman Kodak Company Method and system for altering defects in digital image
US7062077B1 (en) * 1999-10-29 2006-06-13 Helena Laboratories Corporation Scanner densitometer and data evaluation method
EP1231776A4 (en) * 1999-11-18 2003-03-26 Fujitsu Ltd Color conversion table creating method, color conversion table creating device, and storage medium on which color conversion table creating program is recorded
EP1231776A1 (en) * 1999-11-18 2002-08-14 Fujitsu Limited Color conversion table creating method, color conversion table creating device, and storage medium on which color conversion table creating program is recorded
US6952494B2 (en) 1999-11-18 2005-10-04 Fujitsu Limited Color coordinate transformation table generation method, color coordinate transformation table generation apparatus, and storage medium on which a color coordinate transformation table generation program is recorded
US6650438B1 (en) 1999-12-01 2003-11-18 Sharp Laboratories Of America, Inc, Construction of a color transform to reduce effects of scanner metamerism
US6683995B2 (en) 1999-12-23 2004-01-27 Eastman Kodak Company Method and apparatus for correcting large defects in digital images
US7164511B2 (en) 1999-12-29 2007-01-16 Eastman Kodak Company Distinguishing positive and negative films system and method
US6704458B2 (en) 1999-12-29 2004-03-09 Eastman Kodak Company Method and apparatus for correcting heavily damaged images
US20030011827A1 (en) * 1999-12-29 2003-01-16 Applied Science Fiction Distinguishing positive and negative films system and method
WO2001050420A1 (en) * 1999-12-30 2001-07-12 Applied Science Fiction, Inc. Method and apparatus for eliminating colour crosstalk
US6720560B1 (en) 1999-12-30 2004-04-13 Eastman Kodak Company Method and apparatus for scanning images
US6862117B1 (en) 1999-12-30 2005-03-01 Eastman Kodak Company Method and apparatus for reducing the effect of bleed-through on captured images
US6965692B1 (en) 1999-12-30 2005-11-15 Eastman Kodak Company Method and apparatus for improving the quality of reconstructed information
US6765674B2 (en) * 2000-08-11 2004-07-20 Gretag-Macbeth Ag Process and apparatus for the colorimetric measurement of a two-dimensional original
US20020054292A1 (en) * 2000-08-11 2002-05-09 Orelli Adrian Von Process and apparatus for the colorimetric measurement of a two-dimensional original
US20020106134A1 (en) * 2000-09-22 2002-08-08 Dundon Thomas A. Multiple-orientation image defect detection and correction
US6750435B2 (en) 2000-09-22 2004-06-15 Eastman Kodak Company Lens focusing device, system and method for use with multiple light wavelengths
US20020159165A1 (en) * 2000-09-22 2002-10-31 Ford Gordon D. Lens focusing device, system and method for use with multiple light wavelengths
US6987892B2 (en) 2001-04-19 2006-01-17 Eastman Kodak Company Method, system and software for correcting image defects
US20030118249A1 (en) * 2001-04-19 2003-06-26 Edgar Albert D. Method, system and software for correcting image defects
US20060152573A1 (en) * 2005-01-10 2006-07-13 Polaroid Corporation Method and apparatus for controlling the uniformity of print density of a thermal print head array
WO2006076146A3 (en) * 2005-01-10 2007-03-08 Polaroid Corp Method and apparatus for controlling the uniformity of print density of a thermal print head array
US7369145B2 (en) 2005-01-10 2008-05-06 Polaroid Corporation Method and apparatus for controlling the uniformity of print density of a thermal print head array
US7545401B2 (en) 2005-01-10 2009-06-09 Polaroid Corporation Method and apparatus for controlling the uniformity of print density of a thermal print head array
US8736840B1 (en) * 2010-05-23 2014-05-27 Arkady Ten Method for finding an aim position of a measuring device
WO2015065890A1 (en) * 2013-10-28 2015-05-07 Dolby Laboratories Licensing Corporation Two-dimensional color transformations for wide gamut workflows in digital cameras
US9479680B2 (en) 2013-10-28 2016-10-25 Dolby Laboratories Licensing Corporation Two-dimensional color transformations for wide gamut workflows in digital cameras

Also Published As

Publication number Publication date
GB2257511B (en) 1995-07-26
GB2257511A (en) 1993-01-13
JPH05231942A (en) 1993-09-07
IL102263A0 (en) 1993-01-14
DE4220954A1 (en) 1993-01-07
GB9213019D0 (en) 1992-08-05
US5149960A (en) 1992-09-22

Similar Documents

Publication Publication Date Title
US5149960B1 (en) Method of converting scanner signals into colorimetric signals
GB2259212B (en) Standards conversion of digital video signals
EP0525996A3 (en) Method of resolution conversion
AU1558295A (en) Method and apparatus for converting color scanner signals into colorimetric values
EP0498617A3 (en) Digital signal transmitting method
EP0446894A3 (en) Television signal scanning line converting apparatus
EP0423921A3 (en) System and method for conversion of digital video signals
EP0454115A3 (en) Television signal converting apparatus
GB2257591B (en) Video standards conversion
EP0460928A3 (en) Video signal converting apparatus
GB2260054B (en) Television signal converting apparatus and method
EP0603908A3 (en) Method of and apparatus for converting image signals.
GB2262681B (en) Television signal standard conversion apparatus and method
GB2260055B (en) Television signal converting apparatus
EP0454116A3 (en) Television signal converting apparatus
IL104106A0 (en) Method of transmission of tele-communication signals
EP0591707A3 (en) Method for converting digitalized television signals
GB2267416B (en) Coding of digital signals
IL101436A (en) Scanner calibration method
GB9110376D0 (en) Method of sampling
GB2265782B (en) Digital television standards conversion
PL292950A1 (en) Method of obtaining trialkylogalium
PL289716A1 (en) Method of obtaining buprenophine
EP0304254A3 (en) Color video signal converting method
PL289736A1 (en) Method of obtaining hydridocarbonyltristriphenyl-phosphinorhodium

Legal Events

Date Code Title Description
AS Assignment

Owner name: R.R. DONNELLEY & SONS COMPANY, A CORP. OF DE

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:DUNNE, BRUCE;REEL/FRAME:005852/0983

Effective date: 19910809

RR Request for reexamination filed

Effective date: 19930604

RR Request for reexamination filed

Effective date: 19940114

B1 Reexamination certificate first reexamination
REMI Maintenance fee reminder mailed
LAPS Lapse for failure to pay maintenance fees
FP Lapsed due to failure to pay maintenance fee

Effective date: 19960925

STCH Information on status: patent discontinuation

Free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362